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Subject: 
Re: Trains, DCC, and pbForth
Newsgroups: 
lugnet.trains, lugnet.robotics.rcx.pbforth
Date: 
Fri, 21 Nov 2003 18:20:32 GMT
Viewed: 
6263 times
  
In lugnet.trains, Mark Riley wrote:
The basic DCC ack is defined as an increase of load on
the track of at least 60ma for 6ms +/- 1ms.

So if I understand this correctly, my idea of inserting some kind of
optoisolator or other power driver between the RCX and the track would interfere
with LDCC receiving the ACK signal.  Or could the sensor 1 input still be
(safely) connected to the track beyond the driver to read the increased load?
Hmmm...

- Chris.



Message has 1 Reply:
  Re: Trains, DCC, and pbForth
 
(...) From what I've read, most DCC layouts have a separate small programming track anyways. This way a loco can be safely programmed without having to remove all the other locos from the layout[1]. So, you could hook output A of the RCX to the (...) (21 years ago, 21-Nov-03, to lugnet.trains, lugnet.robotics.rcx.pbforth)

Message is in Reply To:
  Re: Trains, DCC, and pbForth
 
(...) The basic DCC ack is defined as an increase of load on the track of at least 60ma for 6ms +/- 1ms. Normally this happens on a quiet track where all you have powered is the decoder being programmed at the time. However, if you have a bunch or (...) (21 years ago, 21-Nov-03, to lugnet.trains, lugnet.robotics.rcx.pbforth)

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